C31232233133313221211113313331333132313232233133313331321123232231   >>    C3123223313331322121111331333133313231323223313331333132112323223   <<    C31232233133313221211113313331333132313232233133313331321123232233   >>      C31232233133313221211113313331333132313232233133313331321123232232   >>